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GNU General Public License
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/* * Copyright (C) 2012 The Android Open Source Project *//from w ww .j a va2s .c om * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.ai.exif; import java.io.InputStream; import java.nio.ByteBuffer; /** * Copy from and com.android.camera.exif * @author leo * */ class ByteBufferInputStream extends InputStream { private final ByteBuffer mBuf; public ByteBufferInputStream(ByteBuffer buf) { mBuf = buf; } @Override public int read() { if (!mBuf.hasRemaining()) { return -1; } return mBuf.get() & 0xFF; } @Override public int read(byte[] bytes, int off, int len) { if (!mBuf.hasRemaining()) { return -1; } len = Math.min(len, mBuf.remaining()); mBuf.get(bytes, off, len); return len; } }